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2026-01-10 - 22:52
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Sat Jan 10, 2026 12:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
16366214985,8sleep10-21swapper/107:09:361
16248214575,7sleep00-21swapper/007:08:030
115232123110,8sleep20-21swapper/207:05:162
16296210393,7sleep30-21swapper/307:08:423
62472600,0sleep10-21swapper/109:50:171
97242590,0sleep30-21swapper/309:25:163
249402570,0sleep00-21swapper/011:30:240
53352550,0sleep35337-21kthreadcore10:45:183
25852550,1sleep12588-21kthreadcore12:10:181
170822550,1sleep338-21rcuc/307:10:123
218642540,0sleep20-21swapper/210:05:112
189972540,0sleep30-21swapper/311:25:183
1657699340,2cyclictest0-21swapper/212:10:112
1657699280,27cyclictest0-21swapper/211:40:582
1657299280,27cyclictest0-21swapper/111:28:071
1657699270,26cyclictest0-21swapper/211:53:222
1657299270,26cyclictest0-21swapper/111:57:101
1657299270,26cyclictest0-21swapper/111:12:571
1657299270,26cyclictest0-21swapper/109:00:081
1657299270,26cyclictest0-21swapper/108:37:381
1657299270,26cyclictest0-21swapper/108:03:241
1657299260,25cyclictest0-21swapper/112:04:101
1657299260,25cyclictest0-21swapper/110:54:421
1657299260,25cyclictest0-21swapper/107:11:421
1657699250,24cyclictest0-21swapper/209:46:002
1657299250,24cyclictest0-21swapper/109:21:021
16567992518,1cyclictest750-21snmpd08:04:080
16576992422,2cyclictest0-21swapper/211:35:432
16576992422,2cyclictest0-21swapper/210:27:242
16576992417,7cyclictest0-21swapper/212:01:192
16572992417,7cyclictest0-21swapper/108:52:531
16576992321,2cyclictest0-21swapper/210:00:062
16576992317,5cyclictest0-21swapper/207:36:022
16572992321,2cyclictest0-21swapper/109:30:031
1657299231,3cyclictest0-21swapper/112:24:011
1657299231,21cyclictest0-21swapper/112:38:321
1657299231,21cyclictest0-21swapper/112:31:491
1657299231,21cyclictest0-21swapper/111:09:481
1657299231,21cyclictest0-21swapper/110:59:521
1657299231,21cyclictest0-21swapper/109:59:181
1657299231,21cyclictest0-21swapper/109:06:211
1657299231,21cyclictest0-21swapper/108:08:351
1657299231,21cyclictest0-21swapper/107:22:071
1657299230,22cyclictest0-21swapper/108:24:171
1656799238,14cyclictest0-21swapper/007:25:200
1657699228,8cyclictest0-21swapper/208:00:152
16576992220,2cyclictest0-21swapper/211:01:062
16576992220,2cyclictest0-21swapper/209:40:352
1657699221,20cyclictest0-21swapper/209:19:002
1657699220,22cyclictest0-21swapper/212:18:432
16572992218,3cyclictest0-21swapper/110:46:061
1657299221,3cyclictest0-21swapper/112:08:101
1657299221,3cyclictest0-21swapper/108:45:471
1657299221,3cyclictest0-21swapper/108:30:351
1657299221,3cyclictest0-21swapper/107:31:041
1657299221,20cyclictest0-21swapper/110:20:091
1657299221,20cyclictest0-21swapper/108:58:251
1657299221,20cyclictest0-21swapper/107:58:201
1657299220,3cyclictest0-21swapper/111:15:361
1657299220,3cyclictest0-21swapper/108:42:501
1657299220,21cyclictest0-21swapper/112:19:271
1657299220,21cyclictest0-21swapper/111:41:161
1657299220,21cyclictest0-21swapper/111:38:521
1657299220,21cyclictest0-21swapper/111:00:301
1657299220,21cyclictest0-21swapper/110:35:391
1657299220,21cyclictest0-21swapper/110:14:001
1657299220,21cyclictest0-21swapper/109:41:151
1657299220,21cyclictest0-21swapper/108:15:561
1657299220,21cyclictest0-21swapper/107:36:501
1656799220,21cyclictest0-21swapper/009:04:460
1656799220,16cyclictest0-21swapper/010:54:180
16576992118,3cyclictest0-21swapper/209:13:232
16576992117,3cyclictest0-21swapper/212:30:012
16576992117,3cyclictest0-21swapper/207:31:402
1657699210,3cyclictest0-21swapper/210:58:492
1657699210,2cyclictest0-21swapper/212:35:502
1657699210,20cyclictest0-21swapper/211:30:252
1657699210,20cyclictest0-21swapper/210:38:032
1657699210,20cyclictest0-21swapper/210:17:432
1657699210,20cyclictest0-21swapper/208:53:442
1657699210,20cyclictest0-21swapper/208:48:052
1657699210,20cyclictest0-21swapper/208:33:052
1657299216,9cyclictest0-21swapper/108:10:191
16572992119,2cyclictest0-21swapper/111:20:461
16572992117,3cyclictest0-21swapper/112:26:141
16572992117,3cyclictest0-21swapper/110:40:101
16572992117,3cyclictest0-21swapper/110:07:591
16572992117,2cyclictest750-21snmpd07:15:021
16572992116,4cyclictest0-21swapper/110:16:261
1657299210,2cyclictest0-21swapper/110:03:211
1657299210,21cyclictest0-21swapper/111:30:041
1657299210,20cyclictest0-21swapper/111:53:361
1657299210,20cyclictest0-21swapper/110:31:151
1657299210,20cyclictest0-21swapper/109:15:481
1657299210,20cyclictest0-21swapper/107:42:291
1657299210,20cyclictest0-21swapper/107:42:291
1657299210,20cyclictest0-21swapper/107:29:201
1656799210,20cyclictest0-21swapper/007:45:210
1656799210,20cyclictest0-21swapper/007:34:490
16576992018,1cyclictest750-21snmpd12:27:442
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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